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Delphi ES10366 oxygen sensor front view
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Upstream oxygen sensor in exhaust manifold
Delphi

Oxygen Sensor - Front Side - Delphi ES10366

Part # ES10366
Item # 1001X5QQ
$64.99
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About this item
Delphi oxygen sensors are engineered with advanced OE technology, ensuring a reliable and precise performance that lasts. Delphi's oxygen sensors are validated for all fuel types, including ethanol-rich E85, and are rigorously tested under extreme conditions for up to 150,000 miles and 2,000 hours. This commitment to quality guarantees that Delphi's oxygen sensors deliver fast and accurate readings in any environment.
● With a rich original equipment (OE) heritage spanning over a century, Delphi has established itself as a top OE manufacturer in fuel technology.
● Delphi also offers over 60 years of expertise as a leading player in diesel applications.
● Delphi diesel systems provide high performance and are designed according to original equipment specifications, guaranteeing the fit, form, and function that technicians expect.
● Innovation is woven into the very fabric of Delphi's DNA. Delphi was the first to create an automotive radiator in 1911, followed by the first car heater in 1929 and the first vehicle air conditioner in 1954. Delphi boasts more than 30 proprietary innovations and 8292 patents exclusively related to fuel module and pump design.
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Specifications

Part interchange

Part numbers listed below indicate interchangeable parts. These parts share the same size, parameter, function and compatibility. However, please note that items from different brands may have minor variations.
2343085, 234-3085 - NAPA, DENSO, DENSO AUTO PARTS
OS676 - BORGWARNER, BWD
SG155, SG-155 - STANDARD MOTOR PRODUCTS, STANDARD IGNITION
B6DC18861A9U, B6DC-18-861A9U - MAZDA, FORD
MB6DC18861A, MB6DC-18-861A - HYUNDAI, KIA
SG1034 - STANDARD MOTOR PRODUCTS, STANDARD IGNITION
OS1788 - BORGWARNER, BWD
REA1075 - OEXTRA
SU4608 - WELLS
13362, 1336-2 - BOSCH
SU4623 - WELLS
FSD918861, FSD9-18-861 - MAZDA
13964 - BOSCH
138347, 13-8347, 138-347 - KEM
MB6DC18861, MB6DC-18-861 - KIA
2131274, 213-1274 - ACDELCO
2131173, 213-1173 - ACDELCO
SU4555 - WELLS
FSD918861A, FSD9-18-861A - MAZDA
22062 - NTK
B6DC18861A, B6DC-18-861A - MAZDA
B6DC18861, B6DC-18-861 - MAZDA
22064, 22-064 - NTK
24023, 24-023, 2-4023 - NTK
25023085, 250-23085 - WALKER PRODUCTS
2131409, 213-1409 - ACDELCO
ES10366 - DELPHI
156-3060

Compatibility

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This part is compatible with (7)vehicles
All
Kia
Mazda
1995 - 1995KiaSephia
1996 - 1997KiaSephia
1994 - 1994MazdaMX-3
1994 - 1994MazdaMX-3
1995 - 1995MazdaMX-3
1995 - 1998MazdaProtege
1998 - 1999Mazda626

Highlights

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Shipping and warranty

  • Fast shipping

    The order will be dispatched within 1 business day, and the package will arrive within your order's estimated date. Please click Shipping Policy for more details.

  • Easy return

    Every order comes with a 90-day free return which means you don't have to pay for a return slip. Please click Return Policy for more details.

  • Warranty policy

    All parts are quality-tested to meet the top-tier aftermarket standards. Please click Warranty Policy for more details.

Item description

Small part, big performance boost: the Delphi ES10366 Oxygen Sensor at A-Premium is all about cleaner emissions and better mileage. Featuring a fast-acting heated element and special poison-protection plating, this sensor begins delivering accurate data seconds after cold start—reducing emissions and ensuring your ECU gets critical info fast. The double-layer protection shields ward off water, vibration, and extreme heat, while an anti-seize compound makes install straightforward and ensures the sensor won’t weld in. Whether you’re chasing down a check engine light or just working ahead of maintenance, customers see immediate gains in idle, power, and even smoother shifting. The direct-fit plug and robust construction guarantee it’s built to last, and if you ever need diagnostic tips or fitment advice, A-Premium’s expert help is always a click away. Upgrade today and enjoy the Delphi difference for every commute or road trip.

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Attention to customers from California:

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov/.